Like the term "Police Action" no one knew what else to call it.
"Cold War". Since armies are not shooting at each other then that's a good name.
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The cold war
Reconstruction
Antebellum
It was during the cold war
Cold War.
Part of the cold war period.
Nukes created the cold war.
The term used during the Cold War was "brinksmanship." It refers to going to the brink of war.
Cold, and brutal.
The cold war started in the mid 1940s
Cold War means a military stand-off. If there is no war war between two countries, and then they fight, then it is a regular war (which may have to be called a hot war, since everyone is now familiar with the term cold war). The term cold war had NO MEANING until atomic weapons were invented in 1945. The term cold war was first used in 1947.
The word "antebellum" simply means "before a war." It is most often used to describe the period of US history before the US Civil War, but it could refer to any war.